Heredoc mismatched delimiters

Reports unclosed heredoc delimiters at the end of the file.

Examples:

This code will report missing FILE2 and FILE3 delimiters.

  RUN &lt;&lt;FILE1 cat > file1 && &lt;&lt;FILE2 cat > file2 && &lt;&lt;FILE3 cat > file3
  mkdir -p foo/bar
  FILE1

Locating this inspection

By ID

Can be used to locate inspection in e.g. Qodana configuration files, where you can quickly enable or disable it, or adjust its settings.

DockerFileHeredocDelimiters

Via Settings dialog

Path to the inspection settings via IntelliJ Platform IDE Settings dialog, when you need to adjust inspection settings directly from your IDE.

Settings or Preferences | Editor | Inspections | Dockerfile

Inspection ID: DockerFileHeredocDelimiters

Suppressing Inspection

You can suppress this inspection by placing the following comment marker before the code fragment where you no longer want messages from this inspection to appear:

//noinspection DockerFileHeredocDelimiters

More detailed instructions as well as other ways and options that you have can be found in the product documentation:

Inspection Details
By default bundled with:	CLion 2025.2, GoLand 2025.2, JetBrains Rider 2025.2, PyCharm 2025.2, Qodana for .NET 2025.2, Qodana for Go 2025.2, Qodana for JS 2025.2, Qodana for Ruby 2025.2, RubyMine 2025.2, WebStorm 2025.2

Last modified: 18 September 2025